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Finding the Fourth Proportional to 56,804.56, 85,203.74 and 17,361.66

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Solution

The fourth proportional to 56,804.56, 85,203.74 and 17,361.66 is: 26,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804.56 : 85,203.74 = 17,361.66 : x
  2. Step 2: Convert to fraction form
    56,804.56/85,203.74 = 17,361.66/x
  3. Step 3: Cross multiply
    56,804.56x = 85,203.74 × 17,361.66
  4. Step 4: Simplify right side
    56,804.56x = 1,479,278,364.61
  5. Step 5: Solve for x
    x = 1,479,278,364.61/56,804.56
  6. Step 6: Final answer
    x = 26,041.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.